GPT-5.6 Luna (Max) vs Kimi K3.1 Pro
Kimi K3.1 Pro scores 46.5 on the Artificial Analysis Intelligence Index, against 37.3 for GPT-5.6 Luna (Max). GPT-5.6 Luna (Max) costs $0.45 per million tokens (3:1 blend), against $4 for Kimi K3.1 Pro. GPT-5.6 Luna (Max) generates 104 t/s, against 28.8 t/s for Kimi K3.1 Pro. Both accept a context of 1M tokens.
Comparison generated from the catalogue data. Add or remove models below to refine it.
2 models compared
- GPT-5.6 Luna (Max)
OpenAI
- Kimi K3.1 Pro
Moonshot AI
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GPT-5.6 Luna (Max) OpenAI | Kimi K3.1 Pro Moonshot AI | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | 37.3 | Best: 46.5 | |
| Coding | 71.4 | — | |
| Agentic | 42.1 | — | |
| Cyber Index | — | 64.1% | |
| Speed | Best: 104 t/s | 28.8 t/s | |
| TTFT | 139 s | Best: 3.23 s | |
| Input · $ / 1M tokens | Best: $0.20 | $2×10 relative to the lowest price among the compared models | |
| Output · $ / 1M tokens | Best: $1.20 | $10×8.3 relative to the lowest price among the compared models | |
| Context window | 1M | 1M | |
| Reasoning | Yes | Yes | |
| Open weights | No | No | |
| Cost / task | Best: $0.178 | $3.68×20.6 relative to the lowest price among the compared models |
Intelligence
- GPT-5.6 Luna (Max)
- 37.3
- Kimi K3.1 Pro
- Best: 46.5
Coding
- GPT-5.6 Luna (Max)
- 71.4
- Kimi K3.1 Pro
- —
Agentic
- GPT-5.6 Luna (Max)
- 42.1
- Kimi K3.1 Pro
- —
Cyber Index
- GPT-5.6 Luna (Max)
- —
- Kimi K3.1 Pro
- 64.1%
Speed
- GPT-5.6 Luna (Max)
- Best: 104 t/s
- Kimi K3.1 Pro
- 28.8 t/s
TTFT
- GPT-5.6 Luna (Max)
- 139 s
- Kimi K3.1 Pro
- Best: 3.23 s
Input · $ / 1M tokens
- GPT-5.6 Luna (Max)
- Best: $0.20
- Kimi K3.1 Pro
- $2×10 relative to the lowest price among the compared models
Output · $ / 1M tokens
- GPT-5.6 Luna (Max)
- Best: $1.20
- Kimi K3.1 Pro
- $10×8.3 relative to the lowest price among the compared models
Context window
- GPT-5.6 Luna (Max)
- 1M
- Kimi K3.1 Pro
- 1M
Reasoning
- GPT-5.6 Luna (Max)
- Yes
- Kimi K3.1 Pro
- Yes
Open weights
- GPT-5.6 Luna (Max)
- No
- Kimi K3.1 Pro
- No
Cost / task
- GPT-5.6 Luna (Max)
- Best: $0.178
- Kimi K3.1 Pro
- $3.68×20.6 relative to the lowest price among the compared models
Each reasoning level remains a separate configuration.
Score and cost
Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.
- GPT-5.6 Luna (Max)37.3 · $0.178
- Kimi K3.1 Pro46.5 · $3.68